Process Line for ChemPolish™ of 300 Series Stainless Steel without colored oxide
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Step
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Process Line
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Concentration & Temperature
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Time
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Heater Equipment
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Process Equipment
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Exhaust Required
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1.
|
Alkaline Clean: Spray MicroClean™ CuL
(RD-19) |
25% by volume
120-170°F (50-75°C) |
2-4 Min.
|
SS or Quartz – OK
Teflon – OK Titanium – OK |
SS – OK
PVC – OK PP – OK |
Yes
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|---|---|---|---|---|---|---|
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OR
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||||||
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1A.
|
Alkaline Clean Soak tank MicroClean CuLX™
(RD-68) |
25% by volume
120-170°F (50-75°C) |
See above
|
No
|
||
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2.
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Cold Rinses, cascaded can usuallly be sent to drain with only pH adjustment, if needed | |||||
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3.
|
100%
175°-180° F (80-85° C) |
60-90 Seconds
|
Teflon or Quartz – OK
Titanium – OK |
PVC – No
PP – OK |
Yes
|
|
|
OR
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||||||
|
3A.
|
100%
175°-1800° F (80°-850° C) |
60-120 Seconds
|
Teflon or Quartz – OK
Titanium – OK |
PVC – No
|
Yes
|
|
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4.
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Cold Rinses, Cascaded, (May need to be treated for pH adjustment, and Nickel removal) | |||||
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5.
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(Treatment with 50% commercial 42° Be’ Nitric acid may be required if SS is high carbon, and a black smut is generated. This is room temp, ~30 seconds) | |||||
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6.
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Further cold rinse, if required. | |||||
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7.
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Dry, Turbine blower preferred, if material can handle force. | |||||